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...The matrix algebra of sample statistics james h steiger department psychology and human development vanderbilt university introduction data converting to deviation scores variance covariance correlation a linear combination several combinations two sets in this section we show how can be used express some common statistical formulas succinct way that allows us derive important results multivariate analysis suppose wish discuss set representing for n people on p variables wecan represent rows columns or vice versa placing seems like more natural do things modern computer user as most les standard software cases ultimately will develop ability work with both notational variations but time being ll our column form i e consequently notation is nxp...